body {
    font-family: Nunito, sans-serif;
    background-color: #195953;
    margin: 0;
    padding: 0;
}
.page-container {
    display: flex;
    flex-direction: column;
    min-height: 100vh;
}
header {
    background-color: #f0f6f4;
    background-image: linear-gradient(45deg, #e6f0ed 25%, transparent 25%), linear-gradient(-45deg, #e6f0ed 25%, transparent 25%), linear-gradient(45deg, transparent 75%, #e6f0ed 75%), linear-gradient(-45deg, transparent 75%, #e6f0ed 75%);
    background-size: 20px 20px;
    background-position: 0 0, 0 10px, 10px -10px, -10px 0px;    
    padding: 10px;
    text-align: center;
    border-bottom: 1px solid #ddd;
}
header h1 {
    font-size: 2.3em;
    font-weight: 900;
    color: #195953;
    letter-spacing: 2px;
    margin: 0.75em 0 0.5em 0;
}
header p {
    color: #195953;
    font-size: 1.05em;
    font-weight: 300;
    text-align: center;
    padding: 0 5%;
    line-height: 1.5em;
}
header p sup {
    vertical-align: super;
    font-size: 0.7em;
}
header a:link {
    text-decoration: underline;
    color: inherit;
}
header a:active {
    text-decoration: none;
    color: inherit;
}
header a:visited {
    text-decoration: none;
    color: inherit;
}
header a:hover {
    text-decoration: none;
    color: #4ca2a2;
}
main {
    padding: 30px;
    flex-grow: 1;
}
section {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 20px;
}
.grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 5px;
    margin: 0 auto;
}
.grid-item {
    background-color: rgb(208, 208, 208, 0.8);
    background-blend-mode: overlay;
    background-size: cover;
    background-position: center;
    background-repeat: no-repeat;
    padding: 25px 5px;
    margin: 10px;
    border: none;
    border-radius: 8px;
    transition: transform 0.3s ease, box-shadow 0.3s ease;
    box-shadow: 0 4px 20px rgba(0, 0, 0, 0.05);
    display: flex;
    flex-direction: column;
    align-items: center;
}
.grid-item:hover {
    transform: translateY(-5px);
    box-shadow: 5px 5px 50px rgb(153, 181, 181, 1);
    background-color: rgba(255, 255, 255, 0.9);
}
.grid-item img {
    max-width: 100%;
    height: 5rem;
}
.grid-item p {
    font-size: 1.35em;
    text-align: center;
    font-weight: 700;
    letter-spacing: 1px;
    color: #195953;
    text-shadow: -1px -1px 0 #fff, 1px -1px 0 #fff, -1px 1px 0 #fff, 1px 1px 0 #fff;
    margin: 20px 0;
}
.links {
    display: flex;
    gap: 30px;
}
.links a {
    text-decoration: none;
    color: #195953;
    font-size: 1.05em;
    background-color: #fff;
    padding: 5px 10px;
    border: 1px solid #195953;
    border-radius: 4px;
    transition: background-color 0.3s;
}
.links a:hover {
    color: #fff;
    background-color: #4ca2a2;
}
footer {
    color: #e5ecec;
    display: flex;
    justify-content: center;
    align-items: center;
    height: auto;
    padding: 10px 0;
}
@media (max-width: 1300px) {
    .grid {
        grid-template-columns: repeat(2, 1fr);
    }
    header p {
        text-align: justify;
        line-height: 1.3em;
    }
}
@media (max-width: 960px) {
    .grid {
        grid-template-columns: 1fr;
    }
    header h1 {
        font-size: 2em;
    }
    header p {
        padding: 0 6%;
    }
}